No exploitation reportedFix available

CVE-2022-4178

Q: Is CVE-2022-4178 actively exploited?

Active exploitation of CVE-2022-4178 has not been confirmed. Its EPSS score was 23.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-4178?

CVE-2022-4178 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-11-30
Fixed in108.0.5359.71
WeaknessCWE-416

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Use after free in Mojo in Google Chrome prior to 108.0.5359.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Timeline

dates in UTC

2022-11-3000:15CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-4178?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-4178?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Google chrome

Branch	Affected	Fixed in	Source
108.0	< 108.0.5359.71	108.0.5359.71	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Google chrome to 108.0.5359.71

Advisories and patches

chromereleases.googleblog.comRelease Notes · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.8read 2026-10-23
NVDweakness (CWE)CWE-416read 2026-10-23
FIRST EPSSEPSS score23.9 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2022-11-30
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-4178?

Is CVE-2022-4178 actively exploited?

Active exploitation of CVE-2022-4178 has not been confirmed. Its EPSS score was 23.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-4178?

CVE-2022-4178 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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